2640757102 has 8 divisors (see below), whose sum is σ = 4016926512. Its totient is φ = 1301781600.

The previous prime is 2640757099. The next prime is 2640757109. The reversal of 2640757102 is 2017570462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2640757109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9298299 + ... + 9298582.

It is an arithmetic number, because the mean of its divisors is an integer number (502115814).

Almost surely, 2^2640757102 is an apocalyptic number.

2640757102 is a deficient number, since it is larger than the sum of its proper divisors (1376169410).

2640757102 is a wasteful number, since it uses less digits than its factorization.

2640757102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18596954.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 2640757102 is about 51388.2973253639. The cubic root of 2640757102 is about 1382.2167519414.

The spelling of 2640757102 in words is "two billion, six hundred forty million, seven hundred fifty-seven thousand, one hundred two".